https://www.vetsurgeon.org/f/clinical-questions/29445/pectus-excavatum-diaphragmatic-hernia Dear all, Presented with interesting case a couple of weeks ago. Patient is a 1yo British Shorthair (indoor only). Presented with severe, acute onset dyspnoea - increased inspiratory effort main finding. Has obvious pectus excavatum and brachycephalicen-USTelligent Community 10https://www.vetsurgeon.org/thread/226381?ContentTypeID=1Mon, 02 Nov 2020 23:46:09 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:172704c6-1a09-4087-b2af-decb06d5d2a0Roger Wilkinson<p>Hi Matt,</p> <p>interesting case.</p> <p>In people and probably in cats, PE is associated with compromised lung function and increased incidence of pneumonia.</p> <p>In fact I think both recent cats with pectus that I can remember seeing actually presented for acute tachypnoea with lung ultrasound findings of &#39;shred sign&#39; characteristic of bronchopneumonia.</p> <p><a target='_blank' href="https://meow.af/meet-the-stunning-cat-with-severe-pectus-excavatum-who-is-about-to-turn-seven-even-though-no-one-except-his-amazing-mom-thought-he-would-live-to-see-his-first-birthday/">https://meow.af/meet-the-stunning-cat-with-severe-pectus-excavatum-who-is-about-to-turn-seven-even-though-no-one-except-his-amazing-mom-thought-he-would-live-to-see-his-first-birthday/</a></p> <p>sorry that&#39;s best reference I can find right now.....there are some others!</p> <p>anyway, I&#39;d consider lung ultrasound if signs recur.&nbsp; Sensitivity of lung ultrasound for pneumonia is way better than radiography and pretty much as good as CT.&nbsp; If tachypnoea not returned within a couple of weeks of discontinuation of frusemide, no gallop and no hypothermia when dyspnoeic then I&#39;d guess CHF is unlikely cause of recent signs.&nbsp;</p> <p>best wishes</p> <p>Roger</p><div style="clear:both;"></div>